Seagate 2531 Physical organization, Recording and interface technology, Physical characteristics

Models: 3240 2531

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Medalist 3240 and Medalist 2531 Product Manual, Rev. A

The ST32531A supports any translation geometry that satisfies the sectors and head limitations above, and

(Sectors per track) × (Read/Write heads) × (cylinders) 4,995,648

1.2

Physical organization

 

 

 

 

 

ST33240A

ST32531A

Read/Write heads

 

8

 

6

Discs

 

 

4

 

3

1.3 Recording and interface technology

Interface

 

ATA

 

 

Recording method

 

2/3 (1,7) RLL

 

Recording density (bits/inch)

108,770

 

Track density (tracks/inch)

5,104

 

Areal density (Mbits/inch2)

553.82

 

Spindle speed (RPM)

4,500

 

( ± 0.5%)

 

 

 

 

Internal data-transfer rate

88

 

 

(Mbits per second max)

 

 

 

I/O data-transfer rate

16.6

(PIO mode 4 with IORDY)

(Mbytes per second max)

16.6

(multiword DMA mode 2)

Interleave

 

1:1

 

 

Cache buffer (Kbytes)

128

 

 

1.4

Physical characteristics

 

 

Maximum height

(mm)

26.2

 

 

 

 

(inches)

1.03

 

 

Maximum width

(mm)

102.1

 

 

 

(inches)

4.02

 

 

Maximum length

(mm)

146.9

 

 

 

(inches)

5.78

 

 

Typical weight

(grams)

567.5

 

 

 

(pounds)

1.25

 

 

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Seagate 2531, 3240 manual Physical organization, Recording and interface technology, Physical characteristics